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Cisco Open Sources Quarry to Catch AI Agent Attacks Hidden in Harmless Steps

SecurityWeek
· October 29, 2026

AI summary

Cisco has made Project Quarry open source, which is a rule language designed to detect attacks by AI agents that are hidden within a series of harmless actions. This project aims to identify threats that only become apparent when a sequence of benign steps is analyzed. By open sourcing Project Quarry, Cisco is providing a tool to help detect these types of sophisticated attacks. The goal is to catch AI agent attacks that would otherwise go undetected. Project Quarry is intended to provide a solution to this emerging threat.

Read the full article at SecurityWeekwww.securityweek.com/cisco-open-sources-quarry-to-catch-ai-agent-attacks-hidden-in-harmless-steps/

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